All files / src/abap/2_statements/statements read_entities.ts

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import {IStatement} from "./_statement";
import {seq, ver, tok, plus, alt, optPrio, opt, per} from "../combi";
import {AssociationName, EntityAssociation, NamespaceSimpleName, SimpleName, Source, Target} from "../expressions";
import {IStatementRunnable} from "../statement_runnable";
import {Version} from "../../../version";
import {WParenLeftW, WParenRightW} from "../../1_lexer/tokens";
 
export class ReadEntities implements IStatement {
 
  public getMatcher(): IStatementRunnable {
    const from = seq("FROM", Source);
    const fields = seq("FIELDS", tok(WParenLeftW), plus(SimpleName), tok(WParenRightW), "WITH", Source);
    const all = seq("ALL FIELDS WITH", Source);
    const result = seq("RESULT", Target);
    const failed = seq("FAILED", Target);
    const reported = seq("REPORTED", Target);
 
    const foo = seq(opt(seq("BY", AssociationName)),
                    alt(fields, from, all),
                    optPrio(result));
 
    const entity = seq("ENTITY", NamespaceSimpleName,
                       plus(foo));
 
    const s = seq("ENTITIES OF", NamespaceSimpleName,
                  opt("IN LOCAL MODE"),
                  plus(entity),
                  optPrio(seq("LINK", Target)),
                  optPrio(per(failed, reported)));
 
    const byall = seq("BY", AssociationName, all);
    const by = seq("BY", AssociationName, fields);
    const sub = seq(alt(all, fields, from, by, byall), result);
    const single = seq("ENTITY", opt("IN LOCAL MODE"), alt(NamespaceSimpleName, EntityAssociation), plus(sub), optPrio(failed), optPrio(reported));
    return ver(Version.v754, seq("READ", alt(s, single)));
  }
 
}